Add include missing for VC build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111484 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/ClangAttrEmitter.cpp b/utils/TableGen/ClangAttrEmitter.cpp
index 463f684db9f434761f21ac364b31c6bf7e05e202..c773e57f94283b97d01a7b18f59834f9befb4d19 100644 (file)
--- a/utils/TableGen/ClangAttrEmitter.cpp
+++ b/utils/TableGen/ClangAttrEmitter.cpp
@@ -15,6 +15,7 @@
 #include "Record.h"
 #include "llvm/ADT/StringSwitch.h"
 #include <algorithm>
+#include <cctype>
 
 using namespace llvm;